TED-Ed
TED-Ed: How to squeeze electricity out of crystals - Ashwini Bharathula
It might sound like science fiction, but if you press on a crystal of sugar, it will actually generate its own electricity. This simple crystal can act like a tiny power source because sugar happens to be piezoelectric. Ashwini...
Bozeman Science
Work and Energy
In this video Paul Andersen explains how the mechanical energy added or removed from a system results from work. For work to occur a force must act parallel to the displacement of the system. Since work and energy are equivalent the...
SciShow
How to Make the World's Simplest Motor: SciShow Experiments
Hank builds a simple electric motor just powerful enough to make a small screw spin, but also strong enough to blow your mind.
Bozeman Science
Energy Transfer
In this video Paul Andersen explains how energy can be transferred from one system to another. In a closed system the energy can be transferred as either work or heat. Thermal energy transfer is know as energy transfer through heat....
Bozeman Science
Conservation of Energy
In this video Paul Andersen explains how energy can neither be created nor destroyed but may be transferred. Energy comes in many forms (including chemical, mechanical, light, electrical, and thermal). In AP Chemistry students must be...
Curated Video
Human power station
A team of cyclists attempts to provide all the power needed for a house for one day. Physical processes -Energy and energy transfer - What is energy? Learning Points Kinetic energy is the energy of movement. Energy can be transformed...
Curated Video
Hydroelectric power station
Discover how flowing water can create electrical energy. Physical processes -Electricity and magnetism - Electricity Learning Points A hydroelectric power station produces electricity using running water. Generators convert the kinetic...
Curated Video
Wind-up radio
Discover what powers a wind-up radio. Physical processes -Energy and energy transfer - Storing energy Learning Points Batteries produce chemical energy. Wind-up radios store potential energy. Kinetic energy can be transformed into...
Curated Video
What is energy?
Discover that energy comes in many different forms. Physical processes - Energy and energy transfer - What is energy? Learning Points Energy is the ability to do work. Energy comes in different forms. Kinetic and potential energy acting...
Flipping Physics
Electric Motor Basics
In today's lesson, we delve into the fascinating world of electric motors. Visualize a rectangular conducting loop in a uniform magnetic field – the key to motor magic. As we explore the loop's rotation, we decipher induced magnetic...
Curated Video
Energy: Resources and Forms
By the end of this learning object, the student will be able to: Differentiate between potential energy and kinetic energy.4036
Flipping Physics
Physics Review of Mechanical Energy, Work-Energy Principle, and Power
This section of the review covers mechanical energy, the Work-Energy Principle, and power. Mechanical energy is the sum of a system's kinetic, gravitational potential, and elastic potential energies. In this review, we emphasize how...
Flipping Physics
AP Physics 1 Unit 3 Review: Work, Energy, and Power
In this video, we cover the key concepts from Unit 3 of AP Physics 1: Work, Energy, and Power. We explore how kinetic energy is calculated, the work done by constant and conservative forces, and delve into potential energies, including...
Flipping Physics
Electric Circuit Basics
In this video, the basics of electric circuits are discussed. The components of an electric circuit such as wires, batteries, resistors, capacitors, and switches are introduced with their respective symbols. The concept of electromotive...
Curated Video
Mechanical Energy
Dr. Forrester describes mechanical energy by recognizing that this energy can be transferred into other forms of energy.
Curated Video
Different Types of Energy
Dr. Forrester describes the different types of energy, including potential, kinetic, mechanical, and chemical energy as well energy created by light, sound, and heat.
Curated Video
Exploring Potential Energy
Dr. Forrester describes potential energy by examining such energies as gravitational, sound, and thermal. She also observes potential energy by conducting an experiment.
Curated Video
Centrifugal Pump Basics - How centrifugal pumps work working principle hvacr
Centrifugal Pumps - In this video we learn the basics of how centrifugal pumps work, the main parts of centrifugal pumps, how the electrical motor powers the pump impeller and how the impeller moves water in the HVAC system.
Curated Video
Conservation of Energy
Conservation of Energy examines the idea that energy cannot be created or destroyed but can be converted from one form to another by exploring conservation of energy.
Flipping Physics
Speed of a Proton in a Uniform Electric Field
Conservation of energy is used to determine the final speed of a proton released at rest in a uniform electric field.
Flipping Physics
#35 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about determining the spring constant of a mass-spring system using conservation of energy.
Flipping Physics
#18 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about conservation of energy in a pendulum.
Flipping Physics
#16 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about using conservation of energy to find the speed of a particle given a graph of its potential energy as a function of position.